Bardh specialises in evaluating cancer care systems and policies, aimed at improving access to high-quality and equitable cancer care. His work spans the entire cancer care pathway – from prevention and early detection to diagnosis, treatment, and survivorship – and includes developing cancer dashboards to support the implementation and evaluation of national cancer strategies. Bardh has also analysed treatment patterns to assess the adoption of new clinical standards, conducted socio-economic evaluations of expedited patient access to novel cancer medicines, and contributed to broader health economic analyses beyond oncology.